Shelf bracket



FIG. 1 is a left end, partial top and front perspective view of a shelfbracket showing my new design;

FIGS. 2 and 3 are respectively top and bottom plan views thereof;

FIGS. 4 and 5 are respectively front and rear elevational views thereof;and

FIG. 6 is a right end elevational view thereof.

The ornamental design for a shelf bracket, as shown and described.